324253000321 has 2 divisors, whose sum is σ = 324253000322. Its totient is φ = 324253000320.

The previous prime is 324253000319. The next prime is 324253000327. The reversal of 324253000321 is 123000352423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179043228225 + 145209772096 = 423135^2 + 381064^2 .

It is a cyclic number.

It is not a de Polignac number, because 324253000321 - 2¹ = 324253000319 is a prime.

It is a super-2 number, since 2×324253000321² (a number of 24 digits) contains 22 as substring.

Together with 324253000319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (324253000327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162126500160 + 162126500161.

It is an arithmetic number, because the mean of its divisors is an integer number (162126500161).

Almost surely, 2^324253000321 is an apocalyptic number.

It is an amenable number.

324253000321 is a deficient number, since it is larger than the sum of its proper divisors (1).

324253000321 is an equidigital number, since it uses as much as digits as its factorization.

324253000321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 324253000321 its reverse (123000352423), we get a palindrome (447253352744).

The spelling of 324253000321 in words is "three hundred twenty-four billion, two hundred fifty-three million, three hundred twenty-one", and thus it is an aban number.